Vaccine hesitancy about COVID-19 vaccines is a positive predictor of negative side effects with vaccination—an example of the "nocebo" effect—according to a study today in Scientific Reports.
Nocebo, a play on placebo, is a phenomenon in which people experience negative effects on health when they have negative views or expectations surrounding medical interventions.
Adults who haven't gotten the new booster yet have options: You can choose either Moderna's or Pfizer and BioNTech's bivalent formulas. Adults who don't want either might be able to get Novavax as a booster instead.
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